#BB3B24#BB3B24

#BB3B24 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.168 H 32.5°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#BB3B24
RGB	rgb(187, 59, 36)
HSL	hsl(9, 68%, 44%)
HSV	hsv(9, 81%, 73%)
CMYK	cmyk(0%, 68.4%, 80.7%, 26.7%)
CIE-LAB	lab(43.98, 50.22, 41.96)
CIE-LCH	lch(43.98, 65.44, 39.88°)
OKLab	oklab(53.62% 0.1419 0.0904)
OKLCH	oklch(53.62% 0.168 32.5)
XYZ	xyz(22.3785, 13.8235, 3.1586)
Luminance	0.1382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB3B24 #24A4BB

analogous

#BB2458 #BB3B24 #BB8624

triadic

#BB3B24 #24BB3B #3B24BB

tetradic

#BB3B24 #58BB24 #24A4BB #8624BB

square

#BB3B24 #58BB24 #24A4BB #8624BB

split-complementary

#BB3B24 #24BB86 #2458BB

monochromatic

#541B10 #882B1A #BB3B24 #DB5942 #E48675

Accessibility & contrast

On white

5.58

#BB3B24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#BB3B24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3B24

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB3B24	#FFFFFF	#000000	##FFFFFF
##BB3B24	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605620

Deuteranopia (green-blind)

#80721E

Tritanopia (blue-blind)

#CE0E37

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #bb3b24;
/* rgb */ color: rgb(187, 59, 36);
/* oklch */ color: oklch(53.6% 0.168 32.5);

Tailwind

colors: {
  custom: {
    50: '#d87861',
    500: '#bb3b24',
    950: '#000000',
  },
}

SCSS

$custom: #bb3b24;
$custom-light: #d87861;
$custom-dark: #000000;

JSON

{
  "hex": "#bb3b24",
  "rgb": {
    "r": 187,
    "g": 59,
    "b": 36
  },
  "hsl": {
    "h": 9.139,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53623,
    "c": 0.16828,
    "h": 32.5
  },
  "luminance": 0.1382
}

Semantic roles & 50–950 ramp

primary

#BB3B24

secondary

#6FBECC

accent

#D0EB3D

background

#FEF7F5

surface

#FDEEEA

border

#D5C9C6

text

#160905

muted

#847B79

Preview Lab

Preview with #BB3B24

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →